313103520342506 has 32 divisors (see below), whose sum is σ = 481254485080320. Its totient is φ = 152687654899200.

The previous prime is 313103520342479. The next prime is 313103520342521. The reversal of 313103520342506 is 605243025301313.

It is a self number, because there is not a number n which added to its sum of digits gives 313103520342506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3987981791 + ... + 3988060301.

It is an arithmetic number, because the mean of its divisors is an integer number (15039202658760).

Almost surely, 2^{313103520342506} is an apocalyptic number.

313103520342506 is a deficient number, since it is larger than the sum of its proper divisors (168150964737814).

313103520342506 is a wasteful number, since it uses less digits than its factorization.

313103520342506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92510.

The product of its (nonzero) digits is 194400, while the sum is 38.

Adding to 313103520342506 its reverse (605243025301313), we get a palindrome (918346545643819).

The spelling of 313103520342506 in words is "three hundred thirteen trillion, one hundred three billion, five hundred twenty million, three hundred forty-two thousand, five hundred six".